4 * BabelTrace - Converter
8 * Copyright 2010, 2011 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
10 * Permission is hereby granted, free of charge, to any person obtaining a copy
11 * of this software and associated documentation files (the "Software"), to deal
12 * in the Software without restriction, including without limitation the rights
13 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
14 * copies of the Software, and to permit persons to whom the Software is
15 * furnished to do so, subject to the following conditions:
17 * The above copyright notice and this permission notice shall be included in
18 * all copies or substantial portions of the Software.
21 #include <babeltrace/format.h>
27 lookup_type_scope(GQuark type_name
, struct declaration_scope
*scope
)
29 return g_hash_table_lookup(scope
->types
,
30 (gconstpointer
) (unsigned long) type_name
);
33 struct type
*lookup_type(GQuark type_name
, struct declaration_scope
*scope
)
38 type
= lookup_type_scope(type_name
, scope
);
41 scope
= scope
->parent_scope
;
46 int register_type(struct type
*type
, struct declaration_scope
*scope
)
51 /* Only lookup in local scope */
52 if (lookup_type_scope(type
->name
, scope
))
55 g_hash_table_insert(scope
->types
,
56 (gpointer
) (unsigned long) type
->name
,
64 lookup_declaration_scope(GQuark field_name
, struct declaration_scope
*scope
)
66 return g_hash_table_lookup(scope
->declarations
,
67 (gconstpointer
) (unsigned long) field_name
);
71 lookup_declaration(GQuark field_name
, struct declaration_scope
*scope
)
73 struct declaration
*declaration
;
76 declaration
= lookup_declaration_scope(field_name
, scope
);
79 scope
= scope
->parent_scope
;
84 int register_declaration(GQuark field_name
, struct declaration
*declaration
,
85 struct declaration_scope
*scope
)
90 /* Only lookup in local scope */
91 if (lookup_declaration_scope(field_name
, scope
))
94 g_hash_table_insert(scope
->declarations
,
95 (gpointer
) (unsigned long) field_name
,
97 declaration_ref(declaration
);
101 void type_ref(struct type
*type
)
106 void type_unref(struct type
*type
)
109 type
->type_free(type
);
112 void declaration_ref(struct declaration
*declaration
)
117 void declaration_unref(struct declaration
*declaration
)
119 if (!--declaration
->ref
)
120 declaration
->type
->declaration_free(declaration
);
123 struct declaration_scope
*
124 new_declaration_scope(struct declaration_scope
*parent_scope
)
126 struct declaration_scope
*scope
= g_new(struct declaration_scope
, 1);
128 scope
->types
= g_hash_table_new_full(g_direct_hash
,
129 g_direct_equal
, NULL
,
130 (GDestroyNotify
) type_unref
);
131 scope
->declarations
= g_hash_table_new_full(g_direct_hash
,
132 g_direct_equal
, NULL
,
133 (GDestroyNotify
) declaration_unref
);
134 scope
->parent_scope
= parent_scope
;
138 void free_declaration_scope(struct declaration_scope
*scope
)
140 g_hash_table_destroy(scope
->declarations
);
141 g_hash_table_destroy(scope
->types
);
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